#!/bin/bash

# Slackware build script for libgweather4

# Copyright 2022 Ozan Türkyılmaz, İzmir
# All rights reserved.
#
# Redistribution and use of this script, with or without modification, is
# permitted provided that the following conditions are met:
#
# 1. Redistributions of this script must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
#
#  THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR IMPLIED
#  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
#  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO
#  EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
#  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
#  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
#  OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
#  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
#  OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
#  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

cd $(dirname $0) ; CWD=$(pwd)

PRGNAM=libgweather4
VERSION=${VERSION:-4.2.0}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}
PKGTYPE=${PKGTYPE:-tgz}

# In purist sense, it's still libgweather but version 4 has different
# API and seen as a seperate library than version 3. It can be even installed
# next to version 3.
PRGNAM1=libgweather

GTKDOC=${GTKDOC:-no}
INTROSPECTION=${INTROSPECTION:-yes}
TESTS=${TESTS:-no}
VALA=${VALA:-yes}
OWNAPIKEY=${OWNAPIKEY:-no}

if [ "$GTKDOC" = "yes" ]; then
  GTKDOCP="true"
  INTROSPECTION="yes"
else
  GTKDOCP="false"
fi

if [ "$VALA" = "yes" ]; then
  VALAP="true"
  INTROSPECTION="yes"
else
  VALAP="false"
fi

if [ "$INTROSPECTION" = "yes" ]; then
  INTROSPECTIONP="true"
else
  INTROSPECTIONP="false"
fi

if [ "$TESTS" = "yes" ]; then
  TESTSP="true"
else
  TESTSP="false"
fi

if [ "$OWNAPIKEY" = "no" ]; then
  OWNAPIKEYLINE="-Dstrip=true"
else
  OWNAPIKEYLINE="-Dowm_apikey=$OWNAPIKEY"
fi

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i586 ;;
    arm*) ARCH=arm ;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

if [ ! -z "${PRINT_PACKAGE_NAME}" ]; then
  echo "$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE"
  exit 0
fi

TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM1
OUTPUT=${OUTPUT:-/tmp}

if [ "$ARCH" = "i586" ]; then
  SLKCFLAGS="-O2 -march=i586 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM1-$VERSION
tar xvf $CWD/$PRGNAM1-$VERSION.tar.xz
cd $PRGNAM1-$VERSION
chown -R root:root .
find -L . \
 \( -perm 777 -o -perm 775 -o -perm 750 -o -perm 711 -o -perm 555 \
  -o -perm 511 \) -exec chmod 755 {} \; -o \
 \( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
  -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;

mkdir build
cd build
  CFLAGS="$SLKCFLAGS" \
  CXXFLAGS="$SLKCFLAGS" \
  meson .. \
    --buildtype=release \
    --infodir=/usr/info \
    --libdir=/usr/lib${LIBDIRSUFFIX} \
    --localstatedir=/var \
    --mandir=/usr/man \
    --prefix=/usr \
    --sysconfdir=/etc \
    $OWNAPIKEYLINE \
    -Denable_vala=$VALAP \
    -Dgtk_doc=$GTKDOCP \
    -Dintrospection=$INTROSPECTIONP \
    -Dtests=$TESTSP \
    -Dsoup2=true \
    -Dwrap_mode=nodownload \
    -Dstrip=true
  "${NINJA:=ninja}"
  DESTDIR=$PKG $NINJA install
cd ..

rm -f $PKG/{,usr/}lib${LIBDIRSUFFIX}/*.la

find $PKG -print0 | xargs -0 file | grep -e "executable" -e "shared object" | grep ELF \
  | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
if [ "$GTKDOC" = "yes" ]; then
  mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION/html
  mv $PKG/usr/share/doc/libgweather-4.0/* $PKG/usr/doc/$PRGNAM-$VERSION/html
  rmdir $PKG/usr/share/doc/libgweather-4.0
fi

cp -a \
  CONTRIBUTING.md NEWS COPYING README.md \
  $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cat $CWD/doinst.sh > $PKG/install/doinst.sh

# Before we makepkg, we need to remove stray doc dir if GTKDOC=yes
if [ "$GTKDOC" = "yes" ]; then
  rmdir $PKG/usr/share/doc
fi

cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE
